<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>page3</title>
</head>
<body>
<a href="mainPage.html">MainPage</a>
<a href="page1.html">page1</a>
<a href="page2.html">page2</a>
<a href="page3.html">page3</a>
</body>
</html>